問題一覧
1
At which stage do engineers choose sensors in the design process?
Choosing components
2
What is the primary function of a sensor in a mechatronic system?
To detect a physical quantity and convert it into a signal
3
The range of a sensor refers to:
The minimum and maximum values it can measure
4
Which of the following is NOT a role of sensors in mechatronics?
Converting mechanical energy into electrical energy
5
What does the term "Mechatronics" stand for?
Mechanics and Electronics
6
If a thermometer has a range of -50°C to 100°C, its span is:
150°C
7
Which of the following is NOT a factor when selecting a sensor?
The color of the sensor
8
Which of the following is an example of a mechatronic system?
Maglev train
9
What are the main components of a mechatronic system?
Mechanical, electrical, and software
10
Which type of proximity sensor is best suited for detecting metal objects?
Inductive
11
Which engineering fields are integrated in mechatronics?
Mechanical, Electrical, and Software Engineering
12
A pressure sensor is commonly found in:
Medical devices
13
In a robotic arm, a force sensor is used to:
Measure applied force to ensure safe handling
14
Medical devices use pressure sensors to:
Measure blood pressure
15
Resolution refers to:
The smallest detectable change by a sensor
16
A thermocouple works based on the:
Seebeck effect
17
What type of sensor is used in an automatic door system?
Motion sensor
18
Accuracy refers to:
The difference between the measured and actual value
19
Which of the following is an example of an actuator?
DC Motor
20
Why are sensors important in mechatronic systems?
They help machines sense and respond to their environment
21
What role does the control unit play in a mechatronic system
Analyzes sensor data and sends commands to actuators
22
Which industry is mechatronics most commonly applied in?
Industrial Automation
23
A pressure sensor with a sensitivity of 10 mV/kPa means:
The output increases by 10 mV per 1 kPa increase
24
The difference between an incremental and absolute encoder is that an absolute encoder:
Provides a unique digital code for each position
25
In a mechatronic system, which component typically receives signals from sensors?
Microprocessor
26
Which company first introduced the term "Mechatronics"?
Yaskawa Electric Corporation
27
What does the term “synergistic integration” in mechatronics refer to?
The combination of mechanical, electronic, and control systems to function together efficiently
28
Which of the following is an analog sensor?
Temperature sensor
29
What type of sensor uses electromagnetic induction to measure displacement?
LVDT
30
What is the final stage of the mechatronics design process?
Final Implementation
31
Which of the following is NOT a commonly detectable phenomenon by sensors?
Gravity waves
32
Which sensor is used in self-driving cars for obstacle detection?
LiDAR sensor
33
High precision but low accuracy means:
Readings are consistent but not close to the true value
34
The sensitivity of a sensor measures:
The change in output for a given input change
35
Which of the following sensors detects the position of an object?
Potentiometer
36
Sensors used in smart homes for automation commonly include:
Proximity sensors and temperature sensors
37
The primary advantage of an RTD over a thermocouple is:
Higher accuracy and stability
38
What is the main principle behind capacitive proximity sensors?
Change in capacitance due to the presence of an object
39
Electromagnetic flow sensors operate based on:
Faraday’s Law
40
If a sensor measures 98°C when the actual temperature is 100°C, the error is:
2°C
41
Which of the following is NOT a disadvantage of a Maglev train?
High maintenance costs due to friction
42
Which sensor property affects its response time?
Step response
43
Which of the following is NOT a core element of a mechatronic system?
Chemical Reactions
44
Which sensor is used in smartphone auto-brightness adjustment?
Light sensor
45
In an optical proximity sensor, the diffuse method works by:
Having the object itself reflect the light
46
Which of the following is NOT a mechatronic component?
Fuel Tank
47
Which of the following is NOT a step in the mechatronics design process?
Ignoring sensor selection
48
How does an industrial robot fit into mechatronics?
It integrates mechanical structure, sensors, and intelligent control
49
An RTD measures temperature based on changes in:
Resistance
50
Which of the following home appliances is a mechatronic system?
Washing Machine
51
What is the main disadvantage of mechatronic systems?
High Complexity and Cost
52
What is the main function of a sensor?
To convert mechanical energy into motion
53
A piezoelectric sensor converts:
Force into an electrical voltage
54
A digital sensor’s resolution depends on:
The number of bits in its output
55
A transducer is best defined as:
A device that converts one form of energy into another
56
Strain gauges are commonly used in:
Pressure and force measurement
57
Which of these sensors provides an ON/OFF output?
Motion detector
58
A temperature sensor in HVAC systems helps:
Regulate heating and cooling
59
What is the primary purpose of concurrent engineering in mechatronics?
To integrate multiple design steps simultaneously, improving efficiency